Boise weather in August (Idaho, United States of America)

Will it be warm or cold in Boise this August? Want to know if this month is ideal for visiting? Our guide provides detailed weather information.

Temperatures

During August, Boise is known for its perfect weather, characterized by very high temperatures and low rainfall. August is a notable month of the summer season. Daytime temperatures generally peak at 32°C, but after sunset, they often decrease to around 14°C. Expect some days to be hotter than these averages. Stay cool by wearing light clothing and drinking plenty of water throughout the day.

Precipitation

Boise in August usually receives low rainfall, averaging around 8.3 mm for the month. Known for its minimal rainfall, this month is perfect for outdoor enthusiasts. Take advantage of the dry conditions to explore and enjoy various activities. Historically, approximately 4 days this month are expected to have rain.

Average sunshine

Enjoy a sunny month with about 358 hours of sunshine, providing a cheerful and lively atmosphere.

So this is a great month to visit if you prefer dry days with pleasant temperatures. May, June, August, September and October typically offer the most optimal weather. In contrast, January, November and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Boise climate page with graphs.

 

Boise, monthly averages in August

Min Temperature 14°C  

Max Temperature 32°C  

Chance of Rain 12%  

Precipitation 8.3 mm  

Rainy days 4 days  

Humidity 37%  

Sunshine 358 hours  

Percentage Sunshine 83%  

Where to go in the United States of America in August

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

10/10

Outdoor sports

8/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Boise.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.